Welding helmet



FIG. 1 is a front perspective view of a welding helmet showing my newdesign;

FIG. 2 is a front elevation view of the welding helmet of FIG. 1;

FIG. 3 is a rear elevation view of the welding helmet of FIG. 1;

FIG. 4 is a right side view of the welding helmet of FIG. 1;

FIG. 5 is a left side view of the welding helmet of FIG. 1;

FIG. 6 is a top view of the welding helmet of FIG. 1; and,

FIG. 7 is a bottom view of the welding helmet of FIG. 1.

The broken lines shown in the drawings represent portions of the weldinghelmet that form no part of the claimed design.

CLAIM The ornamental design for a welding helmet, as shown anddescribed.